1. Bundesanstalt für Materialforschung und–prüfung (BAM; Federal Institute for Materials Research and Testing), Berlin, Germany
2. Institute of Materials Research, German Aerospace Center (DLR; Deutsches Zentrum für Luft- und Raumfahrt), Cologne, Germany
3. Department of Mechanical and Aerospace Engineering, New Mexico State University, Las Cruces, NM, USA
4. Metallic Structures and Materials Systems for Aerospace Engineering, RWTH Aachen University, Aachen, Germany
5. Institute of Physics and Astronomy, University of Potsdam, Potsdam, Germany